Green entrepreneurship, the fusion of ecological innovation and business, is emerging as a key driver of sustainable economic growth. This chapter explores several dimensions of green entrepreneurship, such as innovative business models, green technologies, societal and environmental impacts, financing, eco-designing, greening supply chains, employee involvement in environmental decisions, certification criteria for ecological products or services, and standards for socially responsible organizations; clean energy technologies and systems for sustainable water management; waste minimization policies and practices; community involvement in decision-making processes; ethical issues affecting businesses around the world under globalization era; marketing strategies that address environmental concerns among others. By analysing widely and examining case studies this work examines how to develop thriving and viable green businesses.